Introduces the woman mathematician whose childhood love of numbers led to her prestigious education and contributions at NASA while explaining how her handwritten codes proved essential throughout numerous space missions.

In alternating scenes of her childhood and her adult career, the author, former astronaut Kathryn Sullivan, tells how she grew up to become the first American woman to walk in space. Includes lists of the other women in the first space-shuttle class and other first accomplished by women in space.

"A stunning and intimate biography of Margaret Hamilton, the computer engineer who helped Apollo 11 and mankind get from the Earth to the moon. First-hand accounts, exclusive interviews with the legendary Margaret Hamilton, and detailed science populate the pages of this remarkable biography. In 1969, mankind successfully left our atmosphere and landed on the moon. It took countless hours of calculations, training, wonder, and sacrifice from all of...

Ellen Swallow found a friend in nature and a lifelong love of science as a child exploring the woods around her family's home. She was a voracious learner with an interest in chemistry, and continuing her education at the newly established Massachusetts Institute of Technology seemed a good fit. But in 1871, many believed that women belonged in the home, not in schools dedicated to the study of science. Ellen thought, why not both? She believed science...